National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

New Castle Municipal Airport (KUCP)

Lat: 41.02°NLon: 80.42°WElev: 1072ft.

Overcast

69°F

21°C

Humidity 100%
Wind Speed SW 3 mph
Barometer 29.96 in (1015.3 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 13 Aug 11:56 pm EDT
Extended Forecast for

4 Miles WSW Slippery Rock PA

  • Overnight

    Overnight: Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Areas Fog

  • Thursday

    Thursday: Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming north around 6 mph in the afternoon.

    High: 84 °F

    Areas Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 1am. Otherwise, mostly clear, with a low around 58. Light north wind.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 87. Calm wind.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 64. Calm wind.
Thursday
Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 58. Light north wind.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 87. Calm wind.
Friday Night
Mostly clear, with a low around 60. Calm wind.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 64.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Slippery Rock PA
 41.04°N 80.16°W (Elev. 1145 ft)
Last Update:
10:34 pm EDT Aug 13, 2025
Forecast Valid:
12am EDT Aug 14, 2025-6pm EDT Aug 20, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation